3120-01-109-0631 Sleeve Bearing

Comprehensive specifications and application details for NSN: 3120-01-109-0631.

Summary

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Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-109-0631
Item Name Code: 13205
Federal Item Identification Guide: A045A0
Assigment Date: 03/09/1981

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also bushing, sleeve; spacer, sleeve; and washer (as modified). Excludes:pin, hollow.

4.0000 inches minimum and 4.0010 inches maximum body inside diameter, chamfered inside left corner corner shape, chamfered outside right corner corner shape, chamfered outside left corner corner shape, 4.7300 inches minimum and 4.7700 inches maximum body outside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-109-0631 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter: 4.0000 inches minimum and 4.0010 inches maximum
Body Outside Diameter: 4.7300 inches minimum and 4.7700 inches maximum
Corner Shape: chamfered outside right corner
Corner Shape: chamfered inside left corner
Corner Shape: chamfered outside left corner
Corner Shape: square inside right corner
Overall Length: 28.9900 inches minimum and 29.0000 inches maximum
Material: steel comp 4135 overall
Special Features: right end necked down from 4.619/4.622 dia 3.970/4.030 lg at 15 deg 1.470/1.500 lg to 4.422/4.452 dia and 32aa microinch finish left end inside chamfer
Style Designator: solid, plain, no outside flanges
Surface Finish: 16.0 microinches inside diameter surface of body
Surface Treatment: chromium overall

Related Bearings

Explore the various bearing models associated with this NSN. Click on any bearing below to view detailed technical data, performance ratings, and application guidelines.

Part Number	Name
12009042	Sleeve Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-109-0631. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-109-0631?: The FSCG of the NSN 3120-01-109-0631 is 3120

Does the NSN 3120-01-109-0631 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997090

Does NSN 3120-01-109-0631 require demilitarization?: "commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 3120-01-109-0631 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-109-0631 contain hazardous materials?: Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.